Anti-lost Locator Key Finder Bluetooth Device for Apple iPhone 4s/iPad/iPhone 5/iPod Touch 5-Black The Find-Me (Find) service Attach the locator to easily misplaced objects, such as keys, wallets, purses Alerts will be sounded if the two are separated at a distance on the iPhone, the locator or both The GPS location is also recorded to help you return to look for the lost object Communication system: Bluetooth  Ver.4.0 The BlueSmart iOS app works with the Key Finder to implement Find-Me and Electronic Leash (Proximity) services